Captain Roy Campbell Smith | |
|---|---|
 | |
| 21st Naval Governor of Guam | |
| In office May 30, 1916 – November 18, 1918 | |
| Preceded by | Edward Simpson (Acting) |
| Succeeded by | William Gilmer |
| Personal details | |
| Born | July 16, 1858 Fort Mason, Texas |
| Died | April 10, 1940 (aged 81) Somerville, South Carolina |
| Spouse | Margaret Aldrich Smith |
| Children | 3 |
| Relatives | William T. Sampson (father-in-law) |
| Alma mater | United States Naval Academy |
| Occupation | Naval officer, Governor of Guam |
| Military career | |
| Allegiance | United States of America |
| Service | United States Navy |
| Rank | Captain |
| Commands | USS Arkansas (BB-33) |
| Awards | Navy Cross |
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Roy Campbell Smith (1858 – April 11, 1940) was an American naval officer and the Governor of Guam from 1916 to 1918.